Construct | Level definition |
---|---|
Exposure How the recipient group first comes into contact with the intervention component | Active Recipients must change their existing daily activities or initiate new activities to come into contact with the intervention component Passive Recipients do not need to make a change from existing daily activities to come into contact with the intervention component. Passive exposure typically occurs when interventions aim to alter settings for existing users |
Mechanism of actiona How the intervention component enables the intended behaviour or discourages an alternative behaviour Mechanisms of action can occur at the individual level or as part of a wider system | Socio-cultural Intervention components that aim to change a community or society’s attitudes, beliefs, norms and values related to the intended behaviour Cognitive Intervention components that aim to change individual knowledge, attitudes, beliefs or skills concerning the intended behaviour Financial Intervention components that aim to change the relative monetary cost of intended behaviours. This includes reducing the monetary cost of engaging in the desired behaviour or increasing the monetary cost of alternative behaviours. The provision of free or reduced-price tangible goods is also included here Physical-environmental Intervention components that aim to change the availability, accessibility, safety, placement or properties of infrastructure, facilities, objects or stimuli in the wider environment, including the digital environment Biomedical Intervention components involving drug or medical techniques that aim to alter the intended behaviour or biological systems |
Engagementb The degree to which recipients are required to be aware of or interact with the intervention component’s mechanism of action in order to benefit as intended | Active Requires recipients to be aware of the mechanism of action and have purposive interaction with it in order to benefit Passive Does not require recipients to be aware of or interact with the mechanism of action in order to benefit. It is possible for recipients to be aware and interact with the mechanism of action, but not a necessity |